<?php

class DatsanController extends Controller
{

	/**
	 * @return array action filters
	 */
	public function filters()
	{
		return array(
			'accessControl', // perform access control for CRUD operations
			'postOnly + delete', // we only allow deletion via POST request
		);
	}

	/**
	 * Specifies the access control rules.
	 * This method is used by the 'accessControl' filter.
	 * @return array access control rules
	 */
	public function accessRules()
	{
		return array(
			array('allow',  // allow all users to perform 'index' and 'view' actions
				'actions'=>array('create','createajax','index','view'),
				'users'=>array('*'),
			),
			array('allow', // allow authenticated user to perform 'create' and 'update' actions
				'actions'=>array('update'),
				'users'=>array('@'),
			),
			array('allow', // allow admin user to perform 'admin' and 'delete' actions
				'actions'=>array('admin','delete'),
				'users'=>array('admin'),
			),
			array('deny',  // deny all users
				'users'=>array('*'),
			),
		);
	}

	/**
	 * Displays a particular model.
	 * @param integer $id the ID of the model to be displayed
	 */
	public function actionView($id)
	{
		$this->render('view',array(
			'model'=>$this->loadModel($id),
		));
	}

	/**
	 * Creates a new model.
	 * If creation is successful, the browser will be redirected to the 'view' page.
	 */
	public function actionCreate()
	{
		$model=new Datsan;

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['Datsan']))
		{
			$model->attributes=$_POST['Datsan'];
			if($model->save())
				$this->redirect(array('view','id'=>$model->id));
		}

		$this->render('create',array(
			'model'=>$model,
		));
	}
	
	public function actionCreateAjax()
	{
		$model=new Datsan;

		// Uncomment the following line if AJAX validation is needed
		 //$this->performAjaxValidation($model);
		if(Yii::app()->user->isGuest){
			$loginstring = CHtml::link('đăng nhập', array('site/login'));
			echo CJSON::encode(array('status'=>'error', 'message'=>'Vui lòng '. $loginstring .' để đặt sân'));
			Yii::app()->end();
		}
		else if(isset($_POST['Datsan']))
		{
			$model->iduser = Yii::app()->user->getId()->id;
			$model->attributes=$_POST['Datsan'];
			$ngay = (explode("/",$model->ngaydat)); 
			$model->ngaydat = $ngay[2].'-'.$ngay[1].'-'.$ngay[0].' 00:00:00';
			if($model->validate()){
				$check = $this->checkvalid($model);
				if($check ==1){
					$model->save();
					//luu lai lich
					$lich = Lichdatsan::model()->findByAttributes(array('ngaydat'=>$model->ngaydat, 'idsan'=>$model->idsan));
					$giatrilich = array();
					if($lich==null){
						$lich = new Lichdatsan;
						$giatrilich['ngaydat'] = $model->ngaydat;
					}else{
						$giatrilich = $lich->attributes;
					}
					for($i=$model->giovao; $i<$model->giora; $i++){
						$giatrilich['g'.$i] = Yii::app()->user->getId()->username;
					}
					$lich->attributes=$giatrilich;
					$lich->idsan = $model->idsan;
					$lich->save();
					echo CJSON::encode(array('status'=>'success'));
				}else{
					if($check == -1){
					echo CJSON::encode(array('status'=>'error', 'message'=>'Vui lòng chọn ngày đặt sân từ ngày '.  DateUtils::getStringNow_VN()));
					}else{
						echo CJSON::encode(array('status'=>'error', 'message'=>$check));
					}
				}
			}else{
				$error = CActiveForm::validate($model);
                if($error!='[]'){
                   echo $error;
                }                         
			}
			Yii::app()->end();
		}
	}
	
	private function checkvalid($model){
		$ngay = new DateTime($model->ngaydat) ;
		if($ngay < DateUtils::getNow()){
			return -1;
		}
		$criteria = new CDbCriteria();
		$criteria->compare("ngaydat",$model->ngaydat);
		$criteria->compare("idsan",$model->idsan,true);
		$criteria->addCondition("giovao >= ".$model->giovao);
		$criteria->addCondition("giovao <".$model->giora);
		$check = Datsan::model()->findAll($criteria);
		if($check == null){
			return 1;
		}
		return 0;
	}

	/**
	 * Updates a particular model.
	 * If update is successful, the browser will be redirected to the 'view' page.
	 * @param integer $id the ID of the model to be updated
	 */
	public function actionUpdate($id)
	{
		$model=$this->loadModel($id);

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['Datsan']))
		{
			$model->attributes=$_POST['Datsan'];
			if($model->save())
				$this->redirect(array('view','id'=>$model->id));
		}

		$this->render('update',array(
			'model'=>$model,
		));
	}

	/**
	 * Deletes a particular model.
	 * If deletion is successful, the browser will be redirected to the 'admin' page.
	 * @param integer $id the ID of the model to be deleted
	 */
	public function actionDelete($id)
	{
		$this->loadModel($id)->delete();

		// if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
		if(!isset($_GET['ajax']))
			$this->redirect(isset($_POST['returnUrl']) ? $_POST['returnUrl'] : array('admin'));
	}

	/**
	 * Lists all models.
	 */
	public function actionIndex()
	{
		$dataProvider=new CActiveDataProvider('Datsan');
		$this->render('index',array(
			'dataProvider'=>$dataProvider,
		));
	}

	/**
	 * Manages all models.
	 */
	public function actionAdmin()
	{
		$model=new Datsan('search');
		$model->unsetAttributes();  // clear any default values
		if(isset($_GET['Datsan']))
			$model->attributes=$_GET['Datsan'];

		$this->render('admin',array(
			'model'=>$model,
		));
	}

	/**
	 * Returns the data model based on the primary key given in the GET variable.
	 * If the data model is not found, an HTTP exception will be raised.
	 * @param integer $id the ID of the model to be loaded
	 * @return Datsan the loaded model
	 * @throws CHttpException
	 */
	public function loadModel($id)
	{
		$model=Datsan::model()->findByPk($id);
		if($model===null)
			throw new CHttpException(404,'The requested page does not exist.');
		return $model;
	}

	/**
	 * Performs the AJAX validation.
	 * @param Datsan $model the model to be validated
	 */
	protected function performAjaxValidation($model)
	{
		if(isset($_POST['ajax']) && $_POST['ajax']==='datsan-form')
		{
			echo CActiveForm::validate($model);
			Yii::app()->end();
		}
	}
}
